<form name="frm_buscar" action="search" method="get"  style="margin:0;">
<table border="0" cellpadding="0" cellspacing="3" class="contenido" width="100%">
  <tr> 
  	<td>
		<table border="0" cellpadding="0" cellspacing="3" class="contenido">
			<tr>
				<td>Busqueda:</td>
				<td><input type="text" name="as_word" value="##SEARCH_WORD##"></td>
				<td><input type="submit" name="search_button" value="Buscar"></td>
				<td>
					<table border="0" cellpadding="0" cellspacing="0" class="contenido">
						<tr>
							<td><input type="radio" name="as_engine" value="indiceinvertido" ##II_SELECTED##> Indice Invertido</td>
						</tr>
						<tr>
							<td><input type="radio" name="as_engine" value="signaturefile" ##SF_SELECTED##> Signature Files</td>
						</tr>
					</table>
				</td>
			</tr>
		</table>
	</td>
  </tr>
  <tr>
  	<td height="10">
	</td>
  </tr>
  <tr>
  	<td>
		##RESULTADOS##
	</td>
  </tr>
</table>
</form>